Home / 38,104.03-52,582.99-21,108.22

Finding the Fourth Proportional to 38,104.03, 52,582.99 and 21,108.22

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Solution

The fourth proportional to 38,104.03, 52,582.99 and 21,108.22 is: 29,129.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.03 : 52,582.99 = 21,108.22 : x
  2. Step 2: Convert to fraction form
    38,104.03/52,582.99 = 21,108.22/x
  3. Step 3: Cross multiply
    38,104.03x = 52,582.99 × 21,108.22
  4. Step 4: Simplify right side
    38,104.03x = 1,109,932,952.72
  5. Step 5: Solve for x
    x = 1,109,932,952.72/38,104.03
  6. Step 6: Final answer
    x = 29,129.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.